tequilaOS/platform_system_sepolicy
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Merge "Remove app access to qtaguid ctrl/stats file"

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Treehugger Robot 2018-02-01 02:00:15 +00:00 committed by Gerrit Code Review
commit 829a88b7ee
1 changed files with 5 additions and 8 deletions
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public/app.te
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@ -169,15 +169,7 @@ userdebug_or_eng(`
allow appdomain heapdump_data_file:file append;
')
# Write to /proc/net/xt_qtaguid/ctrl file.
allow appdomain qtaguid_proc:file rw_file_perms;
r_dir_file({ appdomain -ephemeral_app -isolated_app }, proc_net)
# read /proc/net/xt_qtguid/*stat* to per-app network data usage.
# Exclude isolated app which may not use network sockets.
r_dir_file({ appdomain -isolated_app }, proc_qtaguid_stat)
# Everybody can read the xt_qtaguid resource tracking misc dev.
# So allow all apps to read from /dev/xt_qtaguid.
allow { appdomain -isolated_app } qtaguid_device:chr_file r_file_perms;
# Grant GPU access to all processes started by Zygote.
# They need that to render the standard UI.
@ -550,3 +542,8 @@ neverallow appdomain proc_uid_concurrent_policy_time:file *;
# Apps cannot access proc_uid_cpupower
neverallow appdomain proc_uid_cpupower:file *;
# Apps cannot access proc/net/xt_qtaguid/ files anymore since P.
neverallow { appdomain -shell } qtaguid_proc:file rw_file_perms;
neverallow { appdomain -shell } proc_qtaguid_stat:{ file lnk_file } r_file_perms;
neverallow { appdomain -shell } qtaguid_device:chr_file r_file_perms;